Bill Schmidt | 055d207 | 2013-08-26 19:42:51 +0000 | [diff] [blame] | 1 | ; RUN: llc < %s -O0 -verify-machineinstrs -fast-isel-abort -mtriple=powerpc64-unknown-linux-gnu -mcpu=pwr7 | FileCheck %s --check-prefix=ELF64 |
| 2 | |
| 3 | ; zext |
| 4 | |
| 5 | define i32 @zext_8_32(i8 %a) nounwind ssp { |
| 6 | ; ELF64: zext_8_32 |
| 7 | %r = zext i8 %a to i32 |
| 8 | ; ELF64: rlwinm {{[0-9]+}}, {{[0-9]+}}, 0, 24, 31 |
| 9 | ret i32 %r |
| 10 | } |
| 11 | |
| 12 | define i32 @zext_16_32(i16 %a) nounwind ssp { |
| 13 | ; ELF64: zext_16_32 |
| 14 | %r = zext i16 %a to i32 |
| 15 | ; ELF64: rlwinm {{[0-9]+}}, {{[0-9]+}}, 0, 16, 31 |
| 16 | ret i32 %r |
| 17 | } |
| 18 | |
| 19 | define i64 @zext_8_64(i8 %a) nounwind ssp { |
| 20 | ; ELF64: zext_8_64 |
| 21 | %r = zext i8 %a to i64 |
| 22 | ; ELF64: rldicl {{[0-9]+}}, {{[0-9]+}}, 0, 56 |
| 23 | ret i64 %r |
| 24 | } |
| 25 | |
| 26 | define i64 @zext_16_64(i16 %a) nounwind ssp { |
| 27 | ; ELF64: zext_16_64 |
| 28 | %r = zext i16 %a to i64 |
| 29 | ; ELF64: rldicl {{[0-9]+}}, {{[0-9]+}}, 0, 48 |
| 30 | ret i64 %r |
| 31 | } |
| 32 | |
| 33 | define i64 @zext_32_64(i32 %a) nounwind ssp { |
| 34 | ; ELF64: zext_32_64 |
| 35 | %r = zext i32 %a to i64 |
| 36 | ; ELF64: rldicl {{[0-9]+}}, {{[0-9]+}}, 0, 32 |
| 37 | ret i64 %r |
| 38 | } |
| 39 | |
| 40 | ; sext |
| 41 | |
| 42 | define i32 @sext_8_32(i8 %a) nounwind ssp { |
| 43 | ; ELF64: sext_8_32 |
| 44 | %r = sext i8 %a to i32 |
| 45 | ; ELF64: extsb |
| 46 | ret i32 %r |
| 47 | } |
| 48 | |
| 49 | define i32 @sext_16_32(i16 %a) nounwind ssp { |
| 50 | ; ELF64: sext_16_32 |
| 51 | %r = sext i16 %a to i32 |
| 52 | ; ELF64: extsh |
| 53 | ret i32 %r |
| 54 | } |
| 55 | |
| 56 | define i64 @sext_8_64(i8 %a) nounwind ssp { |
| 57 | ; ELF64: sext_8_64 |
| 58 | %r = sext i8 %a to i64 |
| 59 | ; ELF64: extsb |
| 60 | ret i64 %r |
| 61 | } |
| 62 | |
| 63 | define i64 @sext_16_64(i16 %a) nounwind ssp { |
| 64 | ; ELF64: sext_16_64 |
| 65 | %r = sext i16 %a to i64 |
| 66 | ; ELF64: extsh |
| 67 | ret i64 %r |
| 68 | } |
| 69 | |
| 70 | define i64 @sext_32_64(i32 %a) nounwind ssp { |
| 71 | ; ELF64: sext_32_64 |
| 72 | %r = sext i32 %a to i64 |
| 73 | ; ELF64: extsw |
| 74 | ret i64 %r |
| 75 | } |